acxiom
12 websites

acxiom offers both free and paid options

https://www.acxiom.com/

Acxiom Provides the Data and Technology Foundation for Marketers

VS

Neustar Consumer Identity Management
32 websites

Neustar Consumer Identity Management offers both free and paid options

https://www.home.neustar/

Neustar Consumer Identity Management (CIM) is a data management solution that combines both media and audience data to fill the gaps in your customer intelligence.

Market Share by Top Websites

1 Neustar Consumer Identity Management is leading in Top 100K Sites.

2 In terms of market share, acxiom is clearly lagging behind, losing to Neustar Consumer Identity Management in all segments.

Websites Categories

1 Neustar Consumer Identity Management has better usage coverage in more websites categories. Including Science & Education, Arts & Entertainment, Health, Computers Electronics & Technology and 2 other categories.

2 acxiom is leading in Finance, E-commerce & Shopping and Travel & Tourism.

Geography

1 Neustar Consumer Identity Management is leading in most countries, including United Kingdom, China, Germany, Austria and 4 other countries.

2 acxiom is leading in United States, France, Russia and Spain.